+ /**
+ * Get an associative array of all properties associated with the Snapshot
+ *
+ * @return array $properties Each entry is an associative array with two elements
+ * <value> and <source>
+ * @access public
+ */
+ public function getProperties() {
+ return $this->properties;
+ }
+
+ /**
+ * Sets a number of Snapshot properties. If a property is already set it will be updated with the new value.
+ *
+ * @param array $properties An associative array with properties to set
+ * @return void
+ * @access public
+ */
+ public function setProperties($properties) {
+ foreach ($properties as $newpropertyk => $newpropertyv) {
+ $cmd = "zfs set " . $newpropertyk . "=" . $newpropertyv . " " . $this->name . " 2>&1";
+ $this->exec($cmd,$out,$res);
+ $this->updateProperty($newpropertyk);
+ }
+ }
+
+ /**
+ * Get single Snapshot property from commandline and update object property attribute
+ *
+ * @param string $property Name of the property to update
+ * @return void
+ * @access private
+ */
+ private function updateProperty($property) {
+ $cmd = "zfs get -H " . $property . " " . $this->name . " 2>&1";
+ $this->exec($cmd,$out,$res);
+ $tmpary = preg_split('/\t+/', $out[0]);
+ $this->properties["$tmpary[1]"] = array("value" => $tmpary[2], "source" => $tmpary[3]);
+ }
+
+ /**
+ * Get all Snapshot properties from commandline and update object properties attribute
+ *
+ * @return void
+ * @access private
+ */
+ private function updateAllProperties() {
+ $cmd = "zfs get -H all " . $this->name . " 2>&1";
+ $this->exec($cmd,$out,$res);
+ unset($this->properties);
+ foreach ($out as $line) {
+ $tmpary = preg_split('/\t/', $line);
+ if (strlen($tmpary[2] == 0)) {
+ $this->properties["$tmpary[1]"] = array("value" => "-", "source" => $tmpary[3]);
+ } else {
+ $this->properties["$tmpary[1]"] = array("value" => $tmpary[2], "source" => $tmpary[3]);
+ }
+ }
+ }
+
+ /**
+ * Create a Snapshot on commandline.
+ *
+ * @return void
+ * @access private
+ */
+ private function create() {
+ $cmd = "zfs snapshot " . $this->name . " 2>&1";
+ $this->exec($cmd,$out,$res);
+ $this->updateAllProperties();
+ }
+
+ /**
+ * Destroy a Snapshot on commandline.
+ *
+ * @return void
+ * @access public
+ */
+ public function destroy() {
+ $cmd = "zfs destroy " . $this->name . " 2>&1";
+ $this->exec($cmd,$out,$res);
+ }
+
+ /**
+ * Rollback a Snapshot on commandline.
+ *
+ * @return void
+ * @access public
+ */
+ public function rollback() {
+ $cmd = "zfs rollback " . $this->name . " 2>&1";
+ $this->exec($cmd,$out,$res);
+ }
+
+ /**
+ * Clones a Snapshot on commandline.
+ *
+ * @param string $newname
+ * @return void
+ * @access public
+ */
+ public function clonesnap($newname) {
+ $cmd = "zfs clone -p " . $this->name . " " . $newname . " 2>&1";
+ $this->exec($cmd,$out,$res);
+ }